imx: add i.MX 6SLL CPU type

Add i.MX6SLL cpu type.
MXC_CPU_MX6D is not a real value in chip, so change it to 0x6A.

Signed-off-by: Peng Fan <peng.fan@nxp.com>
Cc: Stefano Babic <sbabic@denx.de>

arch/arm/imx-common/cpu.c

@@ -155,6 +155,8 @@ const char *get_imx_type(u32 imxtype)
 		return "6SOLO";	/* Solo version of the mx6 */
 	case MXC_CPU_MX6SL:
 		return "6SL";	/* Solo-Lite version of the mx6 */
+	case MXC_CPU_MX6SLL:
+		return "6SLL";	/* SLL version of the mx6 */
 	case MXC_CPU_MX6SX:
 		return "6SX";   /* SoloX version of the mx6 */
 	case MXC_CPU_MX6UL:

arch/arm/include/asm/arch-imx/cpu.h

@@ -19,7 +19,8 @@
 #define MXC_CPU_MX6UL		0x64
 #define MXC_CPU_MX6ULL		0x65
 #define MXC_CPU_MX6SOLO		0x66 /* dummy */
-#define MXC_CPU_MX6D		0x67
+#define MXC_CPU_MX6SLL		0x67
+#define MXC_CPU_MX6D		0x6A
 #define MXC_CPU_MX6DP		0x68
 #define MXC_CPU_MX6QP		0x69
 #define MXC_CPU_MX7S		0x71 /* dummy ID */

arch/arm/include/asm/imx-common/sys_proto.h

@@ -36,6 +36,7 @@
 #define is_mx6solo() (is_cpu_type(MXC_CPU_MX6SOLO))
 #define is_mx6ul() (is_cpu_type(MXC_CPU_MX6UL))
 #define is_mx6ull() (is_cpu_type(MXC_CPU_MX6ULL))
+#define is_mx6sll() (is_cpu_type(MXC_CPU_MX6SLL))
 
 u32 get_nr_cpus(void);
 u32 get_cpu_rev(void);